diff --git a/.gitignore b/.gitignore
index 44d96dcc..5ba5101e 100755
--- a/.gitignore
+++ b/.gitignore
@@ -23,6 +23,3 @@ htmlcov/
 
 # rst2html
 README.html
-
-# generated pickle
-*.pkl
diff --git a/makefile b/makefile
index 1dcca716..da2f8042 100644
--- a/makefile
+++ b/makefile
@@ -98,14 +98,12 @@ init:
 	pip install -r requirements.txt
 	pip install -r tests/requirements.txt
 
-pytest: $(testNative) tests/tables.pkl tests/test_idempotent.native
+pytest: $(testNative) tests/test_idempotent.native
 	python3 -m pytest -vv --cov=pantable tests
 pytest2: $(testNative) tests/tables.pkl tests/test_idempotent.native
 	python2 -m pytest -vv --cov=pantable tests
 pytestLite:
 	python3 -m pytest -vv --cov=pantable tests
-%.pkl: %.md
-	pandoc -F tests/to_pkl.py $< > /dev/null
 tests/reference_idempotent.native: tests/test_pantable.md
 	pandoc --normalize -t native -F pantable/pantable.py -F pantable/pantable2csv.py -F pantable/pantable.py -F pantable/pantable2csv.py -o $@ $<
 tests/test_idempotent.native: tests/reference_idempotent.native
diff --git a/tests/pantable2csv/test_table2csv.py b/tests/pantable2csv/test_table2csv.py
index 1df9b452..88ba5047 100755
--- a/tests/pantable2csv/test_table2csv.py
+++ b/tests/pantable2csv/test_table2csv.py
@@ -8,10 +8,14 @@
 
 def test_table2csv():
     # get_table_body
-    with open('tests/grid_tables.pkl', 'rb') as file:
-        doc = pickle.load(file)
-    elem = doc.content[0]
-    code_block = table2csv(elem, {})
+    markdown = """| 1 | 2 | 3 | 4 |
+|:--|--:|:-:|---|
+| 1 | 2 | 3 | 4 |
+
+: *abcd*
+"""
+    Panflute = convert_text(markdown)
+    code_block = table2csv(*Panflute, {})
     assert str(code_block) == '''CodeBlock(---
 alignment: LRCD
 caption: '*abcd*'